Summary
If you make $159,978 a year living in the region of Alberta, Canada, you will be taxed $53,188. That means that your net pay will be $106,790 per year, or $8,899 per month. Your average tax rate is 33.3% and your marginal tax rate is 41.5%. This marginal tax rate means that your immediate additional income will be taxed at this rate. For instance, an increase of $100 in your salary will be taxed $41.46, hence, your net pay will only increase by $58.54.
Bonus Example
A $1,000 bonus will generate an extra $585 of net incomes. A $5,000 bonus will generate an extra $2,927 of net incomes.